Counting door opening via Tessel module Accelerometer and saving data to SynergyKit.
Tessel listens for a clap, then toggles a relay to turn something on and off.
An API for monitoring and managing a greenhouse over the web with a Tessel.io
Very simple visualizer for ambient noise on a Tessel
A venue monitoring device on Tessel
Tessel-powered robot car that flinches away from loud noises.